FIELD: instrument making.
SUBSTANCE: invention relates to temperature control device incorporating valve, temperature control element and protective element. Aforesaid temperature control element is furnished with a fastener to get fastened to/unfastened from aforesaid valve. Note that aforesaid protective element seats on the fastener outer surface to restrict access to the fastener, thus preventing temperature control element unfastening from the valve. Aforesaid protective element comprises a locking element to engage the temperature control element and/or valve in order to prevent rotation of protective element relative to temperature control element and/or valve.
EFFECT: perfected design of protective element.
11 cl, 6 dwg
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Authors
Dates
2009-07-20—Published
2007-12-17—Filed